in June 2016 after Reddit users commonly relied on the external standalone image sharing platform Imgur, and an internal video hoster around a year later. In July 2020, the ability to share multiple images in a single post (image galleries), a feature known from Imgur, was implemented. Imgur itself implemented sharing videos of up to 30 seconds in May 2018, later extended to one minute. Starting in 2018, the dedicated video platform YouTube rolled out a Community feature accessible through a channel tab (which usurps the previous Discussion channel tab), where text-only posts, as well as polls can be shared. To be enabled, channels have to pass a subscriber count threshold which has been lowered over time. Statistics on usage and membership According to Statista, it is estimated that, in 2022, there are around 3.96 billion people who are using social media around the globe; up from 3.6 billion in 2020. This number is expected to increase to 4.41 billion in 2025. Most popular social networking services The following is a list of the most popular social networking services based on the number of active users as of January 2022 per Statista. Usage: Before the COVID-19 pandemic A study from 2009 suggests that there may be individual differences that help explain who uses social media and who does not: extraversion and openness have a positive relationship with social media, while emotional stability has a negative sloping relationship with social media. A separate study from 2015 found that people with a higher social comparison orientation appear to use social media more heavily than people with low social comparison orientation. Data from Common Sense Media has suggested that children under the age of 13 in the United States use social networking services despite the fact that many social media sites have policies that state one must be at least 13 years old or older to join. In 2017, Common Sense Media conducted a nationally representative survey of parents of children from birth to age 8 and found that 4% of children at this age used social media sites such as Instagram, Snapchat, or (now-defunct) Musical.ly "often" or "sometimes". A different nationally representative survey by Common Sense in 2019 surveyed young Americans ages 8–16 and found that about 31% of children ages 8–12 ever use social media such as Snapchat, Instagram, or Facebook. In that same survey, when American teens ages 16–18 were